chem final ranking MGCCC questions
with 100% correct answers graded A+
2) How many bonds does a carbon atom typically form?
a) 8
b)2
c) 6
d) 4 - correct answer ✔✔
3) Which of the following molecules is(are) polar?
a) both of them
b) neither of them
c) CH3Cl
d) HCN - correct answer ✔✔
4) Which of the following occurs when a magnesium atom is converted to Mg2+?
a) The magnesium atom gains two electrons and loses two protons.
b) The magnesium atom loses two electrons.
c) The magnesium atom gains two electrons.
d) The magnesium atom loses two electrons and two protons. - correct answer ✔✔
5) In a Lewis structure, which of the following atoms can have more than eight electrons associated with
it?
a) none of these
b) O
with 100% correct answers graded A+
2) How many bonds does a carbon atom typically form?
a) 8
b)2
c) 6
d) 4 - correct answer ✔✔
3) Which of the following molecules is(are) polar?
a) both of them
b) neither of them
c) CH3Cl
d) HCN - correct answer ✔✔
4) Which of the following occurs when a magnesium atom is converted to Mg2+?
a) The magnesium atom gains two electrons and loses two protons.
b) The magnesium atom loses two electrons.
c) The magnesium atom gains two electrons.
d) The magnesium atom loses two electrons and two protons. - correct answer ✔✔
5) In a Lewis structure, which of the following atoms can have more than eight electrons associated with
it?
a) none of these
b) O
